Roof Shingles On Valleys

Shingles from the other side are run through the valley center line and cut along a line parallel to and 4 cm from the center line.

Roof shingles on valleys.

For closed cut valleys shingles on one roof plane are installed through a valley and extended at least 30 cm into the intersecting plane. Press the shingle into the valley and make sure that it is flat against the surface of the roof. However these shingles are not run entirely through the valley area but rather the center of the metal valley is left exposed. Starting at the bottom edge of the valley begin laying down the shingles.

Start at the upper row of shingles at the upper end of the. To secure the roof valley flashing nail it down carefully. Only nail at the edges with only enough nails to. In addition it is important to avoid nailing the shingles through the valley metal.

Cut the tabs off of one shingle and lay it on the bottom edge with a 1 4 inch overhang. Measure the width of the sheet metal valley flashing. Ensure ice and water protector has been installed along the valley first. Place a roofing nail in each corner and one in the center on its appropriate side.

Valleys are a prime leak area so it s important to be careful. Then starting at the base of the. To shingle out of the valley with laminated shingles lay a shingle down as a gauge and mark the corner at the bottom left and top right of the roof. Typical valley flashing is 14 inches wide.

Position an extension ladder against the lower edge of the roof near the valley that is repaired. As the asphalt shingles are installed over the roof deck the shingles are extended into the valley. The open woven and closed cut methods are demonstrated.